Sudoku Challengeby Unknown- Take the challenge and solve the number game
Sudoku is the Japanese number game that will have you puzzling for hours. The rules are simple: fill in the grid so that every row, every column and every 3x3 box contains digits 1 through 9 without repetition. Solving time is typically from 10 to 30 minutes, depending on your skill and experience. You will be given a random puzzle and there is only one solution.